The nice people at archive.org have put up a 2h training video, by and with Jim Butterfield
http://archive.org/details/commodore-64 ... utterfield

"The COMMODORE 64. Jim Butterfield guides you through the basics on how to get the full gift from the C64 from setting it up and explaining how machine code works. There's also the use of the modem from the c64 for booking online flights and info.. There is everything on this video that you need to know about the computer. He even takes the casing off and explains on the chips, what they are called and what their purpose is."